CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Engine Details

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Jazz 721 64-bit in CCRL Blitz, 2021-04-10
Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "About" page.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

CCRL Blitz main list:
Jazz 721 64-bit is #275-278 with rating of 2373 Elo points (+16 -16),
based on 1400 games: 517 wins, 594 losses and 289 draws
Score: 47.3%, Average opponent: +21.5, Draws: 20.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Atlas 3.25 64-bit                       2569   4.5-5.5   (+3 -4 =3 )    0.0  +159
 - Tucano 1.04                             2545   3.5-6.5   (+2 -5 =3 )    0.0   +67
 - Djinn 0.979 64-bit                      2544   3.0-7.0   (+3 -7 =0 )    0.0   -12
 - Detroid 1.0.1 64-bit                    2543  10.0-22.0  (+8 -20=4 )    0.0   +19
 - nanoSzachy 4.0 64-bit                   2543   2.0-8.0   (+1 -7 =2 )    0.0   -60
 - Rodin 5.1                               2538   3.0-7.0   (+3 -7 =0 )    0.0   -18
 - DanaSah 5.00                            2510   2.0-8.0   (+1 -7 =2 )    0.0   -92
 - Magnum 4.0 32-bit                       2497   3.0-7.0   (+2 -6 =2 )    0.0   -20
 - GreKo 10.0 64-bit                       2490   6.5-3.5   (+5 -2 =3 )    0.0  +217
 - Murka 2 64-bit                          2481   2.5-7.5   (+1 -6 =3 )    0.0   -60
 - Pawny 0.3.1 64-bit                      2480   3.5-6.5   (+3 -6 =1 )    0.0   -15
 - Cheese 1.4 64-bit                       2476   3.5-6.5   (+2 -5 =3 )    0.0    +1
 - iCE 0.3                                 2474   2.5-7.5   (+2 -7 =1 )    0.0  -109
 - Mephisto Gideon Professional            2472   3.0-7.0   (+3 -7 =0 )    0.0   -81
 - Dorky 4.3 64-bit                        2466   2.5-7.5   (+1 -6 =3 )    0.0   -81
 - Jumbo 0.6.10 64-bit                     2461  14.5-17.5  (+11-14=7 )    0.0   +53
 - pikoSzachy 4.0                          2456   5.0-5.0   (+4 -4 =2 )    0.0   +83
 - MadChess 2.2 64-bit                     2439  11.5-20.5  (+6 -15=11)    0.0   -28
 - King of Kings 2.56                      2432   9.5-22.5  (+6 -19=7 )    0.0   -92
 - Phalanx XXIII                           2432  13.0-19.0  (+9 -15=8 )    0.0    -7
 - LambChop 10.99                          2432  10.0-22.0  (+6 -18=8 )    0.0   -75
 - Eeyore 1.52 64-bit                      2428   3.0-7.0   (+3 -7 =0 )    0.0  -125
 - Ares 1.005 64-bit                       2424   3.0-6.0   (+3 -6 =0 )    0.0  -101
 - Gaia 3.5 64-bit                         2424  11.5-20.5  (+9 -18=5 )    0.0   -53
 - Nejmet 3.07                             2423  12.5-19.5  (+9 -16=7 )    0.0   -30
 - Quark 2.35                              2423  14.5-17.5  (+12-15=5 )    0.0   +12
 - Hussar 0.4                              2421   4.5-5.5   (+3 -4 =3 )    0.0   +11
 - Dragon 4.6                              2417  13.5-18.5  (+12-17=3 )    0.0   -18
 - Delphil 2.9g 64-bit                     2414   7.0-3.0   (+7 -3 =0 )    0.1  +224
 - RomiChess P3L 64-bit                    2411   4.0-6.0   (+3 -5 =2 )    0.0   -36
 - Simplex 0.9.8 64-bit                    2407  15.0-17.0  (+13-15=4 )    0.0   +11
 - Ifrit m1.8 64-bit                       2405   4.5-5.5   (+2 -3 =5 )    0.0    -3
 - OliThink 5.3.2 64-bit                   2402   6.0-4.0   (+4 -2 =4 )    0.3   +91
 - Sjakk 2.0 32-bit                        2396   9.5-8.5   (+8 -7 =3 )    9.0   +42
 - Comet B50                               2387  15.0-17.0  (+11-13=8 )    6.8    -4
 - Leila 0.53h                             2386  16.0-16.0  (+13-13=6 )    7.6   +11
 - Amy 0.87b                               2383  13.5-17.5  (+12-16=3 )   13.8   -40
 - Capture R01                             2382  13.5-18.5  (+10-15=7 )   19.9   -50
 - Gosu 0.16                               2381  17.5-14.5  (+14-11=7 )   19.7   +42
 - KnightX 1.95 64-bit                     2375  14.0-18.0  (+12-16=4 )   46.7   -47
 - Cmcchess 2.6 64-bit                     2375   6.0-4.0   (+4 -2 =4 )   43.4   +69
 - Laser 0.1 64-bit                        2374   5.0-5.0   (+3 -3 =4 )   49.0    +1
 - Der Bringer 1.9                         2373  11.0-21.0  (+8 -18=6 )   51.1  -116
 - Patzer 3.80                             2373  17.0-15.0  (+12-10=10)   53.6   +19
 - Muse 0.899b                             2371  17.5-14.5  (+14-11=7 )   62.3   +29
 - Phalanx XXIII beta                      2369  18.5-13.5  (+15-10=7 )   64.8   +50
 - Terra 3.4                               2368  15.5-16.5  (+10-11=11)   70.7   -13
 - Myrddin 0.86 64-bit                     2365   6.0-4.0   (+5 -3 =2 )   76.9   +66
 - The Crazy Bishop 0052                   2364  15.0-17.0  (+11-13=8 )   85.6   -34
 - Capivara LK 0.09a02c 64-bit             2357  16.0-16.0  (+12-12=8 )   91.5   -16
 - Amateur 2.82                            2350  17.0-14.0  (+15-12=4 )   99.5   +14
 - Alex 2.14a 64-bit                       2348  22.0-10.0  (+18-6 =8 )   99.7  +110
 - Plisk 0.2.7d 64-bit                     2344  22.0-10.0  (+20-8 =4 )   99.9  +120
 - Tigran 2.4n 64-bit                      2344  19.0-13.0  (+16-10=6 )   99.9   +37
 - Horizon 4.4                             2343  13.5-18.5  (+11-16=5 )  100.0   -86
 - Queen 4.03                              2335  18.5-13.5  (+14-9 =9 )  100.0   +16
 - Orion 0.3.0 64-bit                      2334   6.0-12.0  (+4 -10=4 )  100.0  -154
 - Gibbon 2.60a 64-bit                     2332  15.5-15.5  (+12-12=7 )  100.0   -41
 - Waxman 2014                             2331  24.0-8.0   (+21-5 =6 )  100.0  +152
 - Pirarucu 2.0.0 64-bit                   2324  18.0-14.0  (+15-11=6 )  100.0    -5
 - Schooner 1.4.1 64-bit                   2319   7.0-3.0   (+5 -1 =4 )  100.0   +75
 - NoraGrace 1.0 64-bit                    2292  26.0-16.0  (+22-12=8 )  100.0    +9
 - Carballo 0.8                            2146   9.0-1.0   (+8 -0 =2 )  100.0  +100


Created in 2005-2013 by CCRL team
Last games added on April 10, 2021